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[34.145.139.141]) by smtp.gmail.com with ESMTPSA id 956f58d0204a3-66314d772b5sm2673454d50.16.2026.06.21.13.01.42 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 21 Jun 2026 13:01:42 -0700 (PDT) From: Willem de Bruijn To: netdev@vger.kernel.org Cc: davem@davemloft.net, kuba@kernel.org, edumazet@google.com, pabeni@redhat.com, horms@kernel.org, Willem de Bruijn Subject: [PATCH net] selftests: drv-net: so_txtime: relax variance bounds Date: Sun, 21 Jun 2026 16:01:18 -0400 Message-ID: <20260621200137.1564776-1-willemdebruijn.kernel@gmail.com> X-Mailer: git-send-email 2.55.0.rc0.799.gd6f94ed593-goog Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit From: Willem de Bruijn The net-next-hw spinners on netdev.bots.linux.dev observe failing so-txtime-py tests. A review of stdout shows most failures to be due to exceeding the 4ms grace period. All I saw were within 8ms. So increase to that. Double the bounds from 4 to 8ms. This is still is small enough to differentiate the delays programmed by the test, 10 and 20ms. Fixes: 5c6baef3885c ("selftests: drv-net: convert so_txtime to drv-net") Reported-by: Jakub Kicinski Closes: https://lore.kernel.org/netdev/20260610170651.1b644001@kernel.org/ Signed-off-by: Willem de Bruijn --- tools/testing/selftests/drivers/net/so_txtime.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/tools/testing/selftests/drivers/net/so_txtime.c b/tools/testing/selftests/drivers/net/so_txtime.c index 75f3beef13d9..55a386f3d1b9 100644 --- a/tools/testing/selftests/drivers/net/so_txtime.c +++ b/tools/testing/selftests/drivers/net/so_txtime.c @@ -37,7 +37,7 @@ static int cfg_clockid = CLOCK_TAI; static uint16_t cfg_port = 8000; -static int cfg_variance_us = 4000; +static int cfg_variance_us = 8000; static bool cfg_machine_slow; static uint64_t cfg_start_time_ns; static int cfg_mark; -- 2.55.0.rc0.799.gd6f94ed593-goog